`felixjacob.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:432e^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:d516^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.67.46^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.213.22^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`clay.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b58^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c158^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`clay.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2158^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`clay.ns.cloudflare.com`
		A	108.162.193.88^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
		A	172.64.33.88^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
		A	173.245.59.88^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clay.ns.cloudflare.com`
NS	`joan.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aad^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ad^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`joan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ad^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`joan.ns.cloudflare.com`
		A	108.162.192.173^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
		A	172.64.32.173^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
		A	173.245.58.173^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joan.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽³³⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁷⁶⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.67.46, 172.67.213.22
		IPv6 hints	2606:4700:3031::6815:432e, 2606:4700:3031::ac43:d516
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=23, name=cloudflare-ech.com
SOA	`clay.ns.cloudflare.com`dns@cloudflare.com serial=2410056683

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785734362

Subdomains

mail.felixjacob.com

Same first word

felixjacob.com

felixjacob.de

DNS History

25 records (9 active, 16 former)

●NSclay.ns.cloudflare.com2026-07-08 → 2026-08-03 · 3 obs

○ 2017-04-06 17:19:00
● 2026-07-08 19:24:42
● 2026-08-03 05:37:40

●NSjoan.ns.cloudflare.com2026-07-08 → 2026-08-03 · 3 obs

○ 2017-04-06 17:19:00
● 2026-07-08 19:24:42
● 2026-08-03 05:37:40

○NSns1.namebrightdns.com2016-03-15 → 2017-04-06 · 5 obs

○ 2015-12-14 18:47:20
● 2016-03-15 19:44:16
● 2017-04-06 17:19:00
○ 2026-07-08 19:24:42
○ 2026-08-03 05:37:40

○NSns2.namebrightdns.com2016-03-15 → 2017-04-06 · 5 obs

○ 2015-12-14 18:47:20
● 2016-03-15 19:44:16
● 2017-04-06 17:19:00
○ 2026-07-08 19:24:42
○ 2026-08-03 05:37:40

○NSnsg1.namebrightdns.com2015-12-14 → 2016-03-15 · 4 obs

● 2015-12-14 18:47:20
● 2016-03-15 19:44:16
○ 2016-07-09 16:42:20
○ 2026-08-03 05:37:40

○NSnsg2.namebrightdns.com2015-12-14 → 2015-12-14 · 3 obs

● 2015-12-14 18:47:20
○ 2016-03-15 19:44:16
○ 2026-08-03 05:37:40

●MXroute1.mx.cloudflare.net2026-07-08 → 2026-08-03 · 2 obs

● 2026-07-08 19:24:42
● 2026-08-03 05:37:40

●MXroute2.mx.cloudflare.net2026-07-08 → 2026-08-03 · 2 obs

● 2026-07-08 19:24:42
● 2026-08-03 05:37:40

●MXroute3.mx.cloudflare.net2026-07-08 → 2026-08-03 · 2 obs

● 2026-07-08 19:24:42
● 2026-08-03 05:37:40

●A104.21.67.462026-07-08 → 2026-08-03 · 3 obs

○ 2017-04-06 17:19:00
● 2026-07-08 19:24:42
● 2026-08-03 05:37:40

○A107.23.160.2182015-12-14 → 2015-12-14 · 3 obs

● 2015-12-14 18:47:20
○ 2016-03-15 19:44:16
○ 2026-08-03 05:37:40

○A107.23.198.2402016-07-09 → 2016-07-09 · 4 obs

○ 2016-03-15 19:44:16
● 2016-07-09 16:42:20
○ 2017-04-06 17:19:00
○ 2026-08-03 05:37:40

●A172.67.213.222026-07-08 → 2026-08-03 · 3 obs

○ 2017-04-06 17:19:00
● 2026-07-08 19:24:42
● 2026-08-03 05:37:40

○A2606:4700:3030::6815:432e2026-07-08 → 2026-07-08 · 4 obs

○ 2017-04-06 17:19:00
● 2026-07-08 19:24:42
○ 2026-08-03 05:37:38
○ 2026-08-03 05:37:40

●A2606:4700:3031::6815:432e2026-08-03 → 2026-08-03 · 3 obs

○ 2026-07-08 19:24:42
● 2026-08-03 05:37:38
● 2026-08-03 05:37:40

●A2606:4700:3031::ac43:d5162026-08-03 → 2026-08-03 · 3 obs

○ 2026-07-08 19:24:42
● 2026-08-03 05:37:38
● 2026-08-03 05:37:40

○A2606:4700:3037::ac43:d5162026-07-08 → 2026-07-08 · 4 obs

○ 2017-04-06 17:19:00
● 2026-07-08 19:24:42
○ 2026-08-03 05:37:38
○ 2026-08-03 05:37:40

○A52.0.96.242016-03-15 → 2016-03-15 · 4 obs

○ 2015-12-14 18:47:20
● 2016-03-15 19:44:16
○ 2016-07-09 16:42:20
○ 2026-08-03 05:37:40

○A52.204.129.222017-04-06 → 2017-04-06 · 4 obs

○ 2016-07-09 16:42:20
● 2017-04-06 17:19:00
○ 2026-07-08 19:24:42
○ 2026-08-03 05:37:40

○A52.4.72.1372016-07-09 → 2016-07-09 · 4 obs

○ 2016-03-15 19:44:16
● 2016-07-09 16:42:20
○ 2017-04-06 17:19:00
○ 2026-08-03 05:37:40

○A52.71.117.992016-03-15 → 2016-03-15 · 4 obs

○ 2015-12-14 18:47:20
● 2016-03-15 19:44:16
○ 2016-07-09 16:42:20
○ 2026-08-03 05:37:40

○A54.209.90.812015-12-14 → 2015-12-14 · 3 obs

● 2015-12-14 18:47:20
○ 2016-03-15 19:44:16
○ 2026-08-03 05:37:40

○A54.85.127.702017-04-06 → 2017-04-06 · 4 obs

○ 2016-07-09 16:42:20
● 2017-04-06 17:19:00
○ 2026-07-08 19:24:42
○ 2026-08-03 05:37:40

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-12-14 → 2016-07-09 · 4 obs

● 2015-12-14 18:47:20
● 2016-07-09 16:42:20
○ 2017-04-06 17:19:00
○ 2026-08-03 05:37:40

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-04-06 → 2017-04-06 · 4 obs

○ 2016-07-09 16:42:20
● 2017-04-06 17:19:00
○ 2026-07-08 19:24:42
○ 2026-08-03 05:37:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net...	-
felixjacob.com	clay.ns.cloudflare.com, joan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.173

NS records: clay.ns.cloudflare.com, joan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for felixjacob.com (unsigned zone)

⏱️ Timing

Total: 255ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.67.46, 172.67.213.22`
AAAA	2	`2606:4700:3031::ac43:d516, 2606:4700:3031::6815:432e`
NS	2	`clay.ns.cloudflare.com, joan.ns.cloudflare.com`
MX	3	`route2.mx.cloudflare.net (pri: 33), route1.mx.cloudflare.net (pri: 7)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`clay.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (clay.ns.cloudflare.com, clay.ns.cloudflare.com, clay.ns.cloudflare.com...)

Analysis

Hierarchy

The domain mail.felixjacob.com falls under the parent felixjacob.com.

IP Addresses

felixjacob.com points to the four IP addresses 104.21.67.46, 172.67.213.22, 2606:4700:3031::6815:432e and 2606:4700:3031::ac43:d516.

Among the host names that share IP numbers with felixjacob.com are bortexgroup.com, csjtzf.com, odomosrepellant.com and two others.

Name Servers

DNS delegation for felixjacob.com points to two name servers: clay.ns.cloudflare.com and joan.ns.cloudflare.com.

felixjacob.com has the same name server delegation as a number of other domains, such as pozyczkazadarmo.net.pl, hacked.solutions, omirokon.pl and two more.

At least some of felixjacob.com's name servers are shared with other domains, for example hexadia.online, mo8mancoaches.com, eats.co.il and two more.

These name servers tend to be deployed in combination with the name servers virginia.ns.cloudflare.com and ulla.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

clay.ns.cloudflare.com has IP addresses 108.162.193.88, 172.64.33.88 and 173.245.59.88, plus 3 other.

joan.ns.cloudflare.com has IP addresses 108.162.192.173, 172.64.32.173 and 173.245.58.173, plus 3 other.

Mail Servers

The MX records for felixjacob.com list three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

felixjacob.com shares at least some of its mail servers with other domains — for example netphoria.org, weeby.studio, gmbsupport2015.com and two more.

Host names resolving to 6 IP numbers:

route1.mx.cloudflare.net has IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, plus 3 other.

route2.mx.cloudflare.net has IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, plus 3 other.

route3.mx.cloudflare.net has IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, plus 3 other.

felixjacob.com - robtex.com

felixjacob.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`felixjacob.com`

`com`